Evidence map›Paper›PMID 27161976›Full record

ArticleStructure (London, England : 1993)2016

The Structure of a Sugar Transporter of the Glucose EIIC Superfamily Provides Insight into the Elevator Mechanism of Membrane Transport.

Jason G McCoy, Zhenning Ren, Vitali Stanevich, Jumin Lee, Sharmistha Mitra, Elena J Levin, Sebastien Poget, Matthias Quick, Wonpil Im, Ming Zhou

Abstract read
In one paragraph

Article in Structure (London, England : 1993), 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

27 citing papers in PubMed.

  1. Genome-guided antimicrobial potential of Bacillus stercoris from coastal sand with activity against multidrug-resistant bacteria, including MRSA.International microbiology : the official journal of the Spanish Society for Microbiology · 2026
    Article
  2. Article
  3. Article
  4. Structural insight intoActa biochimica et biophysica Sinica · 2025
    Article
  5. Article
  6. Article
  7. Article
  8. Article
  9. Article
  10. Article
  11. Single-Molecule FRET of Membrane Transport Proteins.Chembiochem : a European journal of chemical biology · 2021
    Review
  12. Article
  13. Transporters of glucose and other carbohydrates in bacteria.Pflugers Archiv : European journal of physiology · 2020
    Review
  14. Elevator-type mechanisms of membrane transport.Biochemical Society transactions · 2020
    Review
  15. Review
  16. Structure of an EIIC sugar transporter trapped in an inward-facing conformation.Proceedings of the National Academy of Sciences of the United States of America · 2018
    Article
  17. Article
  18. Article
  19. Article
  20. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

10 authors.

Jason G McCoyVerna and Marrs McLean Department of Biochemistry and Molecular Biology, Baylor College of Medicine, 1 Baylor Plaza, Houston, TX 77030, USA.
Zhenning RenVerna and Marrs McLean Department of Biochemistry and Molecular Biology, Baylor College of Medicine, 1 Baylor Plaza, Houston, TX 77030, USA.
Vitali StanevichVerna and Marrs McLean Department of Biochemistry and Molecular Biology, Baylor College of Medicine, 1 Baylor Plaza, Houston, TX 77030, USA.
Jumin LeeDepartment of Molecular Biosciences, Center for Computational Biology, The University of Kansas, Lawrence, KS 66047, USA.
Sharmistha MitraVerna and Marrs McLean Department of Biochemistry and Molecular Biology, Baylor College of Medicine, 1 Baylor Plaza, Houston, TX 77030, USA.
Elena J LevinVerna and Marrs McLean Department of Biochemistry and Molecular Biology, Baylor College of Medicine, 1 Baylor Plaza, Houston, TX 77030, USA.
Sebastien PogetDepartment of Chemistry, College of Staten Island, Staten Island, NY 10314, USA.
Matthias QuickDivision of Molecular Therapeutics, Department of Psychiatry, Center for Molecular Recognition, New York State Psychiatric Institute, Columbia University, New York, NY 10032, USA.
Wonpil ImDepartment of Molecular Biosciences, Center for Computational Biology, The University of Kansas, Lawrence, KS 66047, USA.
Ming ZhouVerna and Marrs McLean Department of Biochemistry and Molecular Biology, Baylor College of Medicine, 1 Baylor Plaza, Houston, TX 77030, USA. Electronic address: mzhou@bcm.edu.

Funding

Synthetic Antigen Binder CoreU54GM087519 · NIGMS · UNIVERSITY OF CHICAGO · PI BEZANILLA, FRANCISCO J · 2010 to 2017
$31.9M
Structural Genomics on Membrane ProteinsU54GM095315 · NIGMS · NEW YORK STRUCTURAL BIOLOGY CENTER · PI ROST, BURKHARD · 2010 to 2014
$15.2M
Structural mechanism of K channel modulation by cellular redox stateR01HL086392 · NHLBI · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI ZHOU, MING · 2006 to 2018
$3.9M
Structure and function of urea transportersR01DK088057 · NIDDK · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI ZHOU, MING · 2010 to 2014
$1.7M
Structure and Function of a Phosphorylation Coupled Saccharide TransporterR01GM098878 · NIGMS · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI ZHOU, MING · 2011 to 2014
$1.2M
NHLBI NIH HHS R01 HL086392NIDDK NIH HHS R01 DK088057NIGMS NIH HHS R01 GM098878NIGMS NIH HHS U54 GM087519NIGMS NIH HHS U54 GM095315
6 · The paper itself

Abstract

The phosphoenolpyruvate:carbohydrate phosphotransferase systems are found in bacteria, where they play central roles in sugar uptake and regulation of cellular uptake processes. Little is known about how the membrane-embedded components (EIICs) selectively mediate the passage of carbohydrates across the membrane. Here we report the functional characterization and 2.55-Å resolution structure of a maltose transporter, bcMalT, belonging to the glucose superfamily of EIIC transporters. bcMalT crystallized in an outward-facing occluded conformation, in contrast to the structure of another glucose superfamily EIIC, bcChbC, which crystallized in an inward-facing occluded conformation. The structures differ in the position of a structurally conserved substrate-binding domain that is suggested to play a central role in sugar transport. In addition, molecular dynamics simulations suggest a potential pathway for substrate entry from the periplasm into the bcMalT substrate-binding site. These results provide a mechanistic framework for understanding substrate recognition and translocation for the glucose superfamily EIIC transporters.

Indexed as

Bacterial ProteinsBinding SitesCarbohydrate MetabolismCell MembraneCrystallography, X-RayGlucoseMembrane Transport ProteinsModels, MolecularProtein BindingProtein DomainsProtein TransportSubstrate SpecificityBacterial ProteinsGlucoseMembrane Transport Proteins

Identifiers

PMID27161976
PMCPMC4899283

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.